{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "cell type", "cell line", "RNA", "DNA"], "input": "The interaction of the Oct2 transcription factor with the cognate octamer motif ATGCAAAT is a critical determinant of the lymphoid-specific expression of immunoglobulin genes ."}
{"protein": ["Oct2 transcription factor"], "cell type": [], "cell line": [], "RNA": [], "DNA": ["cognate octamer motif", "immunoglobulin genes"]}